207246780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2916

約数の個数: 144

約数和(自身を含む): 699089664

約数和(自身を除く): 491842884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 2857, 3627, 4030, 4836, 5580, 5714, 6045, 7254, 8060, 8571, 11428, 12090, 14285, 14508, 17142, 18135, 24180, 25713, 28570, 34284, 36270, 37141, 42855, 51426, 57140, 72540, 74282, 85710, 88567, 102852, 111423, 128565, 148564, 171420, 177134, 185705, 222846, 257130, 265701, 334269, 354268, 371410, 442835, 445692, 514260, 531402, 557115, 668538, 742820, 797103, 885670, 1062804, 1114230, 1151371, 1328505, 1337076, 1594206, 1671345, 1771340, 2228460, 2302742, 2657010, 3188412, 3342690, 3454113, 3985515, 4605484, 5314020, 5756855, 6685380, 6908226, 7971030, 10362339, 11513710, 13816452, 15942060, 17270565, 20724678, 23027420, 34541130, 41449356, 51811695, 69082260, 103623390, 207246780]

約数ペア:

[(1, 207246780), (2, 103623390), (3, 69082260), (4, 51811695), (5, 41449356), (6, 34541130), (9, 23027420), (10, 20724678), (12, 17270565), (13, 15942060), (15, 13816452), (18, 11513710), (20, 10362339), (26, 7971030), (30, 6908226), (31, 6685380), (36, 5756855), (39, 5314020), (45, 4605484), (52, 3985515), (60, 3454113), (62, 3342690), (65, 3188412), (78, 2657010), (90, 2302742), (93, 2228460), (117, 1771340), (124, 1671345), (130, 1594206), (155, 1337076), (156, 1328505), (180, 1151371), (186, 1114230), (195, 1062804), (234, 885670), (260, 797103), (279, 742820), (310, 668538), (372, 557115), (390, 531402), (403, 514260), (465, 445692), (468, 442835), (558, 371410), (585, 354268), (620, 334269), (780, 265701), (806, 257130), (930, 222846), (1116, 185705), (1170, 177134), (1209, 171420), (1395, 148564), (1612, 128565), (1860, 111423), (2015, 102852), (2340, 88567), (2418, 85710), (2790, 74282), (2857, 72540), (3627, 57140), (4030, 51426), (4836, 42855), (5580, 37141), (5714, 36270), (6045, 34284), (7254, 28570), (8060, 25713), (8571, 24180), (11428, 18135), (12090, 17142), (14285, 14508)]